我国古代秀才是指那四种才艺（）。
A.诗、画、射、书
B.琴、棋、书、画
C.礼、棋、书、画
参考答案：B
Studies show that people are more _____ to suffer from back problems if they always sit before computer
screens for long hours. [ ]
A. likely
B. possible
C. probable
D. sure
验收记录的作用是什么？
